221566278

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{1783}}^1$

素因数の和:2076

約数の個数: 32

約数和(自身を含む): 449568000

約数和(自身を除く): 228001722

約数列:

[1, 2, 3, 6, 139, 149, 278, 298, 417, 447, 834, 894, 1783, 3566, 5349, 10698, 20711, 41422, 62133, 124266, 247837, 265667, 495674, 531334, 743511, 797001, 1487022, 1594002, 36927713, 73855426, 110783139, 221566278]

約数ペア:

[(1, 221566278), (2, 110783139), (3, 73855426), (6, 36927713), (139, 1594002), (149, 1487022), (278, 797001), (298, 743511), (417, 531334), (447, 495674), (834, 265667), (894, 247837), (1783, 124266), (3566, 62133), (5349, 41422), (10698, 20711)]